Update prebuilt Clang to r416183b from Android.
https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef
clang 12.0.5 (based on r416183b) from build 7284624.
Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/include/llvm/BinaryFormat/WasmTraits.h b/linux-x64/clang/include/llvm/BinaryFormat/WasmTraits.h
new file mode 100644
index 0000000..e341824
--- /dev/null
+++ b/linux-x64/clang/include/llvm/BinaryFormat/WasmTraits.h
@@ -0,0 +1,68 @@
+//===- WasmTraits.h - DenseMap traits for the Wasm structures ---*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file provides llvm::DenseMapInfo traits for the Wasm structures.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_BINARYFORMAT_WASMTRAITS_H
+#define LLVM_BINARYFORMAT_WASMTRAITS_H
+
+#include "llvm/ADT/Hashing.h"
+#include "llvm/BinaryFormat/Wasm.h"
+
+namespace llvm {
+
+template <typename T> struct DenseMapInfo;
+
+// Traits for using WasmSignature in a DenseMap.
+template <> struct DenseMapInfo<wasm::WasmSignature> {
+ static wasm::WasmSignature getEmptyKey() {
+ wasm::WasmSignature Sig;
+ Sig.State = wasm::WasmSignature::Empty;
+ return Sig;
+ }
+ static wasm::WasmSignature getTombstoneKey() {
+ wasm::WasmSignature Sig;
+ Sig.State = wasm::WasmSignature::Tombstone;
+ return Sig;
+ }
+ static unsigned getHashValue(const wasm::WasmSignature &Sig) {
+ uintptr_t H = hash_value(Sig.State);
+ for (auto Ret : Sig.Returns)
+ H = hash_combine(H, Ret);
+ for (auto Param : Sig.Params)
+ H = hash_combine(H, Param);
+ return H;
+ }
+ static bool isEqual(const wasm::WasmSignature &LHS,
+ const wasm::WasmSignature &RHS) {
+ return LHS == RHS;
+ }
+};
+
+// Traits for using WasmGlobalType in a DenseMap
+template <> struct DenseMapInfo<wasm::WasmGlobalType> {
+ static wasm::WasmGlobalType getEmptyKey() {
+ return wasm::WasmGlobalType{1, true};
+ }
+ static wasm::WasmGlobalType getTombstoneKey() {
+ return wasm::WasmGlobalType{2, true};
+ }
+ static unsigned getHashValue(const wasm::WasmGlobalType &GlobalType) {
+ return hash_combine(GlobalType.Type, GlobalType.Mutable);
+ }
+ static bool isEqual(const wasm::WasmGlobalType &LHS,
+ const wasm::WasmGlobalType &RHS) {
+ return LHS == RHS;
+ }
+};
+
+} // end namespace llvm
+
+#endif // LLVM_BINARYFORMAT_WASMTRAITS_H